'use strict'

import {
  app, protocol, BrowserWindow, Menu
} from 'electron'
import { 
  createProtocol,
  installVueDevtools
 } from 'vue-cli-plugin-electron-builder/lib'
import installExtension, { VUEJS_DEVTOOLS } from 'electron-devtools-installer'
const isDevelopment = process.env.NODE_ENV !== 'production'

let win

// Scheme must be registered before the app is ready
protocol.registerSchemesAsPrivileged([
  {
    scheme: 'app',
    privileges: {
      secure: true,
      standard: true
    } 
  }
])

async function createWindow () {
  // Create the browser window.
  const win = new BrowserWindow({
    width: 1000,
    height: 800,
    minHeight:800,
    maxWidth: 800,
    webPreferences: {
      // 取消跨域
      webSecurity:false,
      // Use pluginOptions.nodeIntegration, leave this alone
      // See nklayman.github.io/vue-cli-plugin-electron-builder/guide/security.html#node-integration for more info
      nodeIntegration: true,
      contextIsolation: !process.env.ELECTRON_NODE_INTEGRATION
    }
  })

  createMenu()

  if (process.env.WEBPACK_DEV_SERVER_URL) {
    // Load the url of the dev server if in development mode
    await win.loadURL(process.env.WEBPACK_DEV_SERVER_URL)
    if (!process.env.IS_TEST) win.webContents.openDevTools()
  } else {
    createProtocol('app')
    // Load the index.html when not in development
    win.loadURL('app://./index.html')
  }
}

function createMenu() {
  if (process.platform == 'drawin'){
    const template = [
      {
        label: 'App Demo',
        submenu: [
          {
            role: 'about'
          },
          {
            role: 'quit'
          }]
        }
    ]
    let menu = Menu.buildFromTemplate(template)
    Menu.setApplicationMenu(menu)
  }else{
    Menu.setApplicationMenu(null)
  }
}

// Quit when all windows are closed.
app.on('window-all-closed', () => {
  // On macOS it is common for applications and their menu bar
  // to stay active until the user quits explicitly with Cmd + Q
  if (process.platform !== 'darwin') {
    app.quit()
  }
})

app.on('activate', () => {
  // On macOS it's common to re-create a window in the app when the
  // dock icon is clicked and there are no other windows open.
  if (BrowserWindow.getAllWindows().length === 0) createWindow()
})

// This method will be called when Electron has finished
// initialization and is ready to create browser windows.
// Some APIs can only be used after this event occurs.
app.on('ready', async () => {
  // if (isDevelopment && !process.env.IS_TEST) {
  //   // Install Vue Devtools
  //   try {
  //     await installExtension(VUEJS_DEVTOOLS)
  //   } catch (e) {
  //     console.error('Vue Devtools failed to install:', e.toString())
  //   }
  // }
  createWindow()
})

const gotTheLock = app.requestSingleInstanceLock()
    if (!gotTheLock) {
      app.quit()
    } else {
      app.on('second-instance', (event, commandLine, workingDirectory) => {
          // 当运行第二个实例时,将会聚焦到mainWindow这个窗口
          if (win) {
            if (win.isMinimized()) win.restore()
                win.focus()
                win.show()
            }
      })
}

// Exit cleanly on request from parent process in development mode.
if (isDevelopment) {
  if (process.platform === 'win32') {
    process.on('message', (data) => {
      if (data === 'graceful-exit') {
        app.quit()
      }
    })
  } else {
    process.on('SIGTERM', () => {
      app.quit()
    })
  }
}
